81297177

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1063}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 122266368

約数和(自身を除く): 40969191

約数列:

[1, 3, 13, 37, 39, 53, 111, 159, 481, 689, 1063, 1443, 1961, 2067, 3189, 5883, 13819, 25493, 39331, 41457, 56339, 76479, 117993, 169017, 511303, 732407, 1533909, 2084543, 2197221, 6253629, 27099059, 81297177]

約数ペア:

[(1, 81297177), (3, 27099059), (13, 6253629), (37, 2197221), (39, 2084543), (53, 1533909), (111, 732407), (159, 511303), (481, 169017), (689, 117993), (1063, 76479), (1443, 56339), (1961, 41457), (2067, 39331), (3189, 25493), (5883, 13819)]